package com.tedu._04mybatis.mapper;

import com.tedu._04mybatis.pojo.Comment;
import com.tedu._04mybatis.pojo.CommentVO1;
import com.tedu._04mybatis.pojo.CommentVO2;
import org.apache.ibatis.annotations.*;

import java.util.List;

@Mapper
public interface CommentMapper {
//    @Insert("INSERT INTO comment(content,created,weibo_id,user_id) VALUES (#{content},#{created},#{weiboId},#{userId})")
    int insertComment(Comment comment);
//    @Delete("DELETE FROM comment WHERE id=#{id}")
    int deleteCommentById(Integer id);
//    @Update("UPDATE comment SET content= #{content},created= #{created},weibo_id= #{weiboId},user_id= #{userId} WHERE id= #{id}")
    int updateCommentById(Comment comment);
//    @Select("SELECT content,weibo_id weiboId,user_id userId FROM comment WHERE id= #{id}")
    CommentVO1 selectCommentById1(Integer id);
//    @Select("SELECT content,user_id userId FROM comment")
    CommentVO2 selectCommentById2(Integer id);

    int dynamicUpdateComment(Comment comment);
    int dynamicDeleteComment(Integer[] ids);
    int dynamicDeleteComment2(List<Integer> ids);
}
